condition mean min max 4 h after light 0.09847 0.0 0.29541 8 h after light 0.22217099999999998 0.0 0.392429 12 h after light 0.4368236 0.0834818 0.965061 4 h after dark 0.23337833333333333 0.0 0.410754 8 h after dark 0.15105833333333332 0.0 0.453175 12 h after dark 0.30093966666666666 0.115328 0.485294